Richard Petty holds the record for the most years with at least one win in the Nascar Cup Series (1960-1977).
In the Nascar Cup Series, Richard Petty had the longest yearly winning streak. The King won at least one race in 18 consecutive seasons (1960-1977).
I believe there longest winning streak was 13 wins
the longest winning streak is 48 win-streak by Boston Collage
The Blue Jays' longest winning streak was 11 games in 1987 and 1998.
Houston Rockets 22 winning streak
As of Apr 18, 2013, Bryant University has the longest Division I Baseball winning streak, which is 19.
15
233
AC Roma is the team in Serie A that has had the longest winning streak of 10 games in the 2013 2014 season.
Longest winning streak: Pittsburgh Penguins with 17 straight wins Longest winning streak at home: Detroit Red Wings with 23
longest new york rangers winning steak
Their longest home winning streak was 14 games